Hi It is a steady flicker. It appears more noticeable on the 3rd and 4th line of the 4line display. Jon In a message dated 2/10/00 9:35:02 AM US Mountain Standard Time, mrjones@NORTELNETWORKS.COM writes: << Seriously, can you view an assembly listing from PBP? It sounds like a timing issue. does it flicker only when you send it commands/text or all the time? Mike >>